18957534

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 19818786

約数列:

[1, 2, 3, 6, 89, 131, 178, 262, 267, 271, 393, 534, 542, 786, 813, 1626, 11659, 23318, 24119, 34977, 35501, 48238, 69954, 71002, 72357, 106503, 144714, 213006, 3159589, 6319178, 9478767, 18957534]

約数ペア:

[(1, 18957534), (2, 9478767), (3, 6319178), (6, 3159589), (89, 213006), (131, 144714), (178, 106503), (262, 72357), (267, 71002), (271, 69954), (393, 48238), (534, 35501), (542, 34977), (786, 24119), (813, 23318), (1626, 11659)]